834973122849 has 16 divisors (see below), whose sum is σ = 1118228033472. Its totient is φ = 554185801728.

The previous prime is 834973122791. The next prime is 834973122931. The reversal of 834973122849 is 948221379438.

It is not a de Polignac number, because 834973122849 - 2¹⁷ = 834972991777 is a prime.

It is a super-2 number, since 2×834973122849² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 834973122792 and 834973122801.

It is not an unprimeable number, because it can be changed into a prime (834973122349) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1154982 + ... + 1733184.

It is an arithmetic number, because the mean of its divisors is an integer number (69889252092).

Almost surely, 2^834973122849 is an apocalyptic number.

It is an amenable number.

834973122849 is a deficient number, since it is larger than the sum of its proper divisors (283254910623).

834973122849 is a wasteful number, since it uses less digits than its factorization.

834973122849 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 580336.

The product of its digits is 20901888, while the sum is 60.

The spelling of 834973122849 in words is "eight hundred thirty-four billion, nine hundred seventy-three million, one hundred twenty-two thousand, eight hundred forty-nine".